

| Marianne Emilie Sophie LANDGRAF | |
| *: | 23 Jan 1901 |
| Wismar, Wismar, Mecklenburg-Vorpommern, Germany | |
| +: | UNKNOWN |
| Heinrich Richard LANDGRAF | |
| *: | 25 Jul 1902 |
| Wismar, Wismar, Mecklenburg-Vorpommern, Germany | |
| +: | UNKNOWN |
| Sophie Wilhelmine Maira DIEDERICHS | |
| *: | 21 Aug 1876 |
| +: | UNKNOWN |
| August Emil LANDGRAF | |
| *: | 10 Nov 1856 |
| Bernburg, Bernburg, Saxony-Anhalt, Germany | |
| oo: | 5 Apr 1900 |
| Wismar, Wismar, Mecklenburg-Vorpommern, Germany | |
| +: | 4 Aug 1907 |
| Wismar, Wismar, Mecklenburg-Vorpommern, Germany | |